plural of father-to-be

The state or quality of being a father.

A holiday in celebration of fatherhood, or to honor fathers, celebrated on the third Sunday of June in most of the world's countries. See Wikipedia:Father's Day:Dates.

(idiomatic) Recently changed, made unconventional through modernisation.

plural of Father's Day

One's spouse's father. / (dated) A stepfather.

The man from whom one inherits half of one's DNA and from whom men inherit their Y chromosome.

The genetic father of a child (as opposed to an adoptive father or stepfather).

A senior municipal official, especially an elected official such as a mayor, a controller, or a municipal legislator.

One who represents, behaves as, or is regarded as equivalent to a father for another person or group of people.